A boat goes 25 km upstream and 35 km downstream in 10 hours. In 15 hours, it can go 40 km upstr...
2,967 views · Published 11 October 2018 · 7:37 · Indexed 21 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW A boat goes 25 km upstream and 35 km downstream in 10 hours. In 15 hours, it can go 40 km upstream and 49 km downstream. Determine the speed of the stream and that of the boat in still water.
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